85541220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{475229}}^1$

素因数の和:475244

約数の個数: 36

約数和(自身を含む): 259475580

約数和(自身を除く): 173934360

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 475229, 950458, 1425687, 1900916, 2376145, 2851374, 4277061, 4752290, 5702748, 7128435, 8554122, 9504580, 14256870, 17108244, 21385305, 28513740, 42770610, 85541220]

約数ペア:

[(1, 85541220), (2, 42770610), (3, 28513740), (4, 21385305), (5, 17108244), (6, 14256870), (9, 9504580), (10, 8554122), (12, 7128435), (15, 5702748), (18, 4752290), (20, 4277061), (30, 2851374), (36, 2376145), (45, 1900916), (60, 1425687), (90, 950458), (180, 475229)]